计算:( 根号xy-xy/x+根号xy)÷根号xy-y/x-y=

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计算:(根号xy-xy/x+根号xy)÷根号xy-y/x-y=计算:(根号xy-xy/x+根号xy)÷根号xy-y/x-y=计算:(根号xy-xy/x+根号xy)÷根号xy-y/x-y=看不懂你的题,

计算:( 根号xy-xy/x+根号xy)÷根号xy-y/x-y=
计算:( 根号xy-xy/x+根号xy)÷根号xy-y/x-y=

计算:( 根号xy-xy/x+根号xy)÷根号xy-y/x-y=
看不懂你的题,应该和此题一样.见:
http://zhidao.baidu.com/question/107327474.html?si=1